Saturday, June 29, 2013

List Of Digital IC

IC No No of    gate(s)




Gate Type








74LS01 4x 




 Two input NAND, Open collector
74LS02 4x




Two input NOR gate
74LS03       4x      




Two input NAND, Open collector    
74LS04   6x  




Inverter (NOT)
74LS05   6x  




Inverter (NOT), Open collector  
74LS06   6x  




Inverter (NOT), High voltage Open collector  
74LS07   6x   




Buffer (NO-OP), High voltage Open collector  
74LS08   4x  




Two input AND  
74LS09   4x   




Two inout AND, Open collector  
74LS10   3x   




Three input NAND  
74LS11    3x  




Three inout AND  
74LS12   3x  




Three input NAND, Open collector  
74LS13   2x  




Four input, Schmitt Trigger NAND   
74LS14   6x  




Inverter (NOT), Schmitt Trigger
74LS16   6x  




Inverter (NOT), High voltage Open collector  
74LS17N   6x  




Buffer (NO-OP), High voltage Open collector  
74LS20   2x




Four input NAND  
74LS21   2x  




Four input AND  
74LS22   2x  




Four input NAND, Open collector  
7423   2x  




Four input NOR with Strobe  
7425   2x  




Four input NOR with Strobe  
74LS26   4x  




Two input NAND, High voltage  
74LS27   3x  




Three input NOR
74LS57P   3x




Frequency divider, 5:1, 6:1, 10:1  
74LS28   4x  




Two input NOR  
74LS30   6x  




Eight input NAND  
74LS31   4x  




DELAY (6nS to 48nS)  
74LS32   4x  




Two input OR  
74LS33   4x  




Two input NOR, Open collector  
74LS37    4x  




Two inout NAND  
74LS38   4x  




Two input NAND, Open collector  
74LS42  





Four-to-Ten (BCD to Decimal) DECODER  
74LS45   --




Four-to-Ten (BCD to Decimal) DECODER, High current  
74LS46   --




BCD to Seven-Segment DECODER, Open Collector, lamp test and leading zero handling   
74LS48   --




BCD to Seven-Segment DECODER, lamp test and leading zero handling  
74LS49    --




BCD to Seven-Segment DECODER, Open collector  
74LS51   --




(a AND b AND c) NOR (c AND e AND f) plus (g AND h) NOR (i AND j)
74LS54   --




NOR of Four Two input ANDs  
74LS55   --




NOR of Two Four input ANDs  
74LS56P    3x  




Frequency divider, 5:1, 5:1, 10:1  
74LS68   2x  




Four bit BCD decimal COUNTER
74LS69   2x  




Four bit binary COUNTER  
74LS73    2x   




JK FLIPFLOP with clear  
74LS74   2x   




D LATCH, edge triggered with clear  
74LS75   4x   




D LATCH, gated  
74LS76A   2x  




JK FLIPFLOP with preset and clear  
74LS77     4x  




D LATCH, gated  
74LS78A   2x  




JK FLIPFLOP with preset and clear  
74LS83    --




Four bit binary ADDER  
74LS85   --




Four bit binary COMPARATOR  
74LS86   4x  




Two input XOR (exclusive or)  
74LS90   --




Four bit BCD decimal COUNTER  
74LS91   --




Eight bit SHIFT register  
74LS93   --




Four bit binary COUNTER   
74LS95B   --




Four bit parallel access SHIFT register  
74LS107A 2x   




JK FLIPFLOP with clear  
74LS109A   2x  




JK FLIPFLOP, edge triggered, with preset and clear 
74LS112A   2x  




JK FLIPFLOP, edge triggered, with preset and clear  
74LS114A    2x




JK FLIPFLOP, edge triggered, with preset  
74LS122   --




Retriggerable Monostable Multivibrator  
74LS123   --




Retriggerable Monostable Multivibrator  
74LS125   4x  




Buffer (NO-OP), (low gate) Tri-state  
74LS132    4x   




Two input NAND, Schmitt trigger  
74LS136   4x   




  Two input XOR (exclusive or), Open collector   
74LS137   --




3-8 DECODER (demultiplexer)  
74LS138   --




3-8 DECODER (demultiplexer)  
74LS139A   2x   




2-4 DECODER (demultiplexer)  
74LS145  





BCD to Decimal decoder and LED driver  
74LS147    --




10-4 priority ENCODER  
74LS148    --




8-3 gated priority ENCODER  
74LS150   --




16-1 SELECTOR (multiplexer)  
74LS151   --




8-1 SELECTOR (multiplexer)  
74LS153    2x




4-1 SELECTOR (multiplexer)  
74LS154   --




4-16 DECODER (demultiplexer)  
74LS155A   2x  




2-4 DECODER (demultiplexer)  
74LS156   2x   




2-4 DECODER (demultiplexer)  
74LS157   4x   




2-1 SELECTOR (multiplexer)  
74LS158   4x  




2-1 SELECTOR (multiplexer)  
74LS160A   --




Four bit synchronous BCD COUNTER with load and asynchronous clear 
74LS161A   --




Four bit synchronous binary COUNTER with load and asynchronous clear  
74LS162A   --




Four bit synchronous BCD COUNTER with load and synchronous clear 
74LS163A   --




Four bit synchronous binary COUNTER with load and synchronous clear  
74LS164   --




Eight bit parallel out SHIFT register  
74LS166A   --




Eight bit parallel in SHIFT register  
74LS169A    --




Four bit synchronous binary up+down COUNTER  
74LS174   6x  




D LATCH with clear
74LS175   4x   




D LATCH with clear and dual outputs  
74LS190   --




Four bit Synchronous up and down COUNTER  
74LS191   --




Four bit Synchronous up and down COUNTER  
74LS193   --




Four bit Synchronous up and down COUNTER  
74LS221   2x  




Monostable multivibrator  
74LS240   8x 




Inverter (NOT), Tri-state  
74LS241   8x   




Buffer (NO-OP), Tri-state
74LS244 8x   




Buffer (NO-OP), Tri-state Line driver  
74LS245    8x   




Bidirectional Tri-state BUFFER  
74LS259 --




Eight bit addressable LATCH  
74LS260   2x  




Five input NOR  
74LS273   8x  




D FLIPFLOP with clear    
74LS279    4x   




SR LATCH  
74LS283  --




Four bit binary full ADDER
74LS373 8x




Transparent (gated) LATCH, Tri-state
74LS374 8x




Edge-triggered LATCH, Tri-state
74LS629  --




Volatge controlled OSCILLATOR
74LS688 --




Eight bit binary COMPARATOR